According to the tenets of one new age spiritual leader, "Humans were designed to be happy, creative and in harmony with the universe at all times." So a "permanent state of natural ecstasy" is within reach. Then again, that spiritual leader-a man named Raek, founder of the Raelians-also believes humans were created by a race of 4-ft.-tall space aliens. For better or worse, humans seem to have been created by evolution, not aliens. And that is the key to understanding happiness: why it exists, what kinds of things bring it to us and why hanging on to it is harder than Rael suggests.
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